Movable Support leg

ABSTRACT

A movable support leg ccontains a base, a column disposed on the base, a holding surface fixed on the column, characterized in that the holding surface is fixed and capable of being adjusting its height and angle by using first and second rods and the column, and an top end of each of the first and the second rods is axially connected with the holding surface by using one screw, and a bottom end of each of the first and the second rods is adjusted its height to be fixed on the column.

BACKGROUND OF THE INVENTION

1. Field of the Invention

The present invention relates to office furniture, and more particularly to a movable support leg.

2. Description of the Prior Art

A conventional movable support leg is provided to place user's two legs when he or she sits at office to comfort the legs. However, such a movable support leg can not be adjusted its height and an angle of a holding surface to comfort the legs.

Therefore, an improved movable support leg to be portable easily and adjusted its height and angle is necessary.

The present invention has arisen to mitigate and/or obviate the afore-described disadvantages.

SUMMARY OF THE INVENTION

The primary object of the present invention is to provide a movable support leg that is portable easily and capable of being adjusted a height and an angle of the holding surface to comfort a user's legs.

Another object of the present invention is to provide a movable support leg that is stored in a small size when the movable support leg is not used.

To obtain the above objectives, a movable support leg that provided by the present invention contains:

a base, a column disposed on the base, a holding surface fixed on the column, characterized in that the holding surface is fixed and capable of being adjusting its height and angle by using first and second rods and the column, and an top end of each of the first and the second rods is hinged with the holding surface, and a bottom end of each of the first and the second rods is adjusted its height to be fixed on the column;

wherein the first rod is formed by selecting from a V-shaped and a straight rod shape, and the second rod is formed by selecting from a V-shaped and a straight rod shape; when the first rod is formed in a V-shape, and the second rod is straight, two top ends of two sides of the first rod are hinged with the holding surface individually, a bottom end of two sides of the first rod is connected with the column by ways of a sliding member, a top end of the second rod is hinged with the holding surface, and a bottom end of the second rod is fitted onto the column; and when the second rod is formed in a V shape, and the first rod is straight, two top ends of two sides of the second rod are hinged with the holding surface individually, and a bottom end of two sides of the second rod is fitted onto the column, a top end of the first rod is hinged with the holding surface, and a bottom end of the first rod is connected with the column by ways of the sliding member;

wherein the first and the second rod are formed in a V shape, two top ends of two sides of the first and the second rod are hinged with the holding surface respectively, a bottom end of two sides of the first rod is fixed on the column by means of a sliding member, and a bottom end of two sides of the first rod is fitted onto the column;

wherein the first and the second rod are straight, and the holding surface includes an extension extending downward therefrom and formed by selecting from a V and a circular arc shapes, a top end of the second rod is hinged with the holding surface, a top end of the first rod is hinged with the extension of the holding surface, and a bottom end of the first rod is fixed on a column by using the sliding member, and a bottom end of the first rod is fitted onto the column.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a perspective view showing the assembly of a movable support leg according to a first embodiment of the present invention;

FIG. 2 is a perspective view showing the exploded components of the movable support leg according to the first embodiment of the present invention;

FIG. 3 is a perspective view showing the exploded components of a movable support leg according to a second embodiment of the present invention;

FIG. 4 is a perspective view showing the exploded components of a movable support leg according to a third embodiment of the present invention;

FIG. 5 is a perspective view showing the exploded components of a movable support leg according to a fourth embodiment of the present invention;

FIG. 6 is a perspective view showing the exploded components of a movable support leg according to a fifth embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

The present invention will be clearer from the following description when viewed together with the accompanying drawings, which show, for purpose of illustrations only, the preferred embodiment in accordance with the present invention.

With reference to FIGS. 1-2, a movable support leg according to a first embodiment of the present invention comprises a base 1, a column 2 disposed on the base 1, a holding surface 3 fixed on the column 2, the holding surface 3 being fixed and capable of being adjusting its height and angle by using first and second rods 41, 42 and the column 2, and an top end of each of the first and the second rods 41, 42 being axially connected with the holding surface 3 by using one screws 8, and a bottom end of each of the first and the second rods 41, 42 being adjusted its height to be fixed on the column 2, wherein

the first rod 41 is formed in a V shape, and the second rod 42 is straight, two top ends of two sides of the first rod 41 are axially connected with the holding surface 3 individually by using two screws 8, a bottom end of two sides of the first rod 41 is connected with the column 2 by ways of a sliding member 5, a top end of the second rod 42 is axially coupled with the holding surface 3 by ways of one screw 8, and a bottom end of the second rod 42 is fitted onto the column 2;

the column 2 includes a positing strap 6 with a plurality of teeth, and the sliding member 5 is adjusted upward or downward for being further fixed on the positioning strap 6 by using a retainer 7, and the second rod 42 fitted onto the column 2 is adjusted upward or downward for being further fixed on the positioning strap 6 by means of the retainer 7;

each of teeth of the positioning strap 6 is formed by selecting from a triangle, a rectangle, and a trapezium shapes, and one of three acute angles of the tooth faces upward so that the positioning strap 6 is used to position the sliding member 5 and the second rod 42 securely;

the holding surface 3 is curved or flat and made by selecting from soft net, cloth, and feather materials to comfort a user's legs;

a cross section of the column 2 is formed in a triangle shape, the base 1 is formed in a 8 shape, the column 2 and the base 1 are connected together by using one screw 8.

Referring to FIG. 3, a difference of a movable support leg according to a second embodiment of the present invention from that of the first embodiment comprises a first rod 41 and a second rod 42, wherein the second rod 42 is formed in a V shape, and the first rod 41 is straight, two top ends of two sides of the second rod 42 are axially connected with a holding surface 3 by means of two screws 8 individually, and a bottom end of two sides of the second rod 42 is fitted onto a column 2, a top end of the first rod 41 is axially coupled with the holding surface 3 by ways of one screw 8, and a bottom end of the first rod 41 is connected with the column 2 by ways of a sliding member 5.

As shown in FIG. 4, a difference of a movable support leg according to a third embodiment of the present invention from that of the first embodiment comprises a first rod 41 and a second rod 42, wherein the first and the second rod 41, 42 are formed in a V shape, two top ends of two sides of the first and the second rod 41, 42 are axially connected with a holding surface 3 by using two screws 8 respectively, a bottom end of two sides of the first rod 41 is fixed on a column 2 by means of a sliding member 5, and a bottom end of two sides of the first rod 42 is fitted onto the column 2.

As illustrated in FIG. 5, a difference of a movable support leg according to a fourth embodiment of the present invention from that of the first embodiment comprises a first rod 41, a second rod 42, and a holding surface 3, wherein the first and the second rod 41, 42 are straight, and the holding surface 3 includes an extension 31 extending downward therefrom and formed in a V or a circular arc shape, a top end of the second rod 42 is axially coupled with the holding surface 3 by using one screws 8, a top end of the first rod 41 is axially connected with the extension 31 of the holding surface 3 by using one screw 8, and a bottom end of the first rod 41 is fixed on a column 2 by using a sliding member 5, and a bottom end of the first rod 42 is fitted onto the column 2.

Referring to FIG. 6, a difference of a movable support leg according to a fifth embodiment of the present invention from that of the first embodiment comprises a column 2 having a plurality of holes 21 (each hole is formed by selecting from a circle, a square, and an ellipse shapes, but it is preferably formed in a circle shape), a sliding member 5 is adjusted upward or downward to be further fixed to one of the holes 21 by means of a bolt element 51, and a second rod 42 fitted on the column 2 is adjusted upward or downward to be further fixed to another of the holes 21 by using another bolt element 51.

While we have shown and described various embodiments in accordance with the present invention, it is clear to those skilled in the art that further embodiments may be made without departing from the scope of the present invention. 

1. A movable support leg comprising: a base, a column disposed on the base, a holding surface fixed on the column, characterized in that the holding surface is fixed and capable of being adjusting its height and angle by using first and second rods and the column, and an top end of each of the first and the second rods is axially connected with the holding surface by using one screw, and a bottom end of each of the first and the second rods is adjusted its height to be fixed on the column.
 2. The movable support leg as claimed in claim 1, wherein the first rod is formed by selecting from a V-shaped and a straight rod shape, and the second rod is formed by selecting from a V-shaped and a straight rod shape; when the first rod is formed in a V-shape, and the second rod is straight, two top ends of two sides of the first rod are axially connected with the holding surface by using two screws individually, a bottom end of two sides of the first rod is connected with the column by ways of a sliding member, a top end of the second rod is axially coupled with the holding surface by ways of one screw, and a bottom end of the second rod is fitted onto the column; and when the second rod is formed in a V shape, and the first rod is straight, two top ends of two sides of the second rod are axially connected with the holding surface individually by using two screws, and a bottom end of two sides of the second rod is fitted onto the column, a top end of the first rod is axially coupled with the holding surface by using one screw, and a bottom end of the first rod is connected with the column by ways of the sliding member.
 3. The movable support leg as claimed in claim 1, wherein the first and the second rod are formed in a V shape, two top ends of two sides of the first and the second rod are axially connected with the holding surface respectively by using two screws, a bottom end of two sides of the first rod is fixed on the column by means of a sliding member, and a bottom end of two sides of the first rod is fitted onto the column.
 4. The movable support leg as claimed in claim 1, wherein the first and the second rod are straight, and the holding surface includes an extension extending downward therefrom and formed by selecting from a V and a circular arc shapes, a top end of the second rod is axially connected with the holding surface by means of one screw, a top end of the first rod is axially coupled with the extension of the holding surface by using one screw, and a bottom end of the first rod is fixed on a column by using the sliding member, and a bottom end of the first rod is fitted onto the column.
 5. The movable support leg as claimed in claim 2, wherein the column includes a positing strap with a plurality of teeth, and the sliding member is adjusted upward or downward for being further fixed on the positioning strap by using a retainer, and the second rod fitted onto the column is adjusted upward or downward for being further fixed on the positioning strap by means of the retainer.
 6. The movable support leg as claimed in claim 3, wherein the column includes a positing strap with a plurality of teeth, and the sliding member is adjusted upward or downward for being further fixed on the positioning strap by using a retainer, and the second rod fitted onto the column is adjusted upward or downward for being further fixed on the positioning strap by means of the retainer.
 7. The movable support leg as claimed in claim 4, wherein the column includes a positing strap with a plurality of teeth, and the sliding member is adjusted upward or downward for being further fixed on the positioning strap by using a retainer, and the second rod fitted onto the column is adjusted upward or downward for being further fixed on the positioning strap by means of the retainer.
 8. The movable support leg as claimed in claim 2, wherein the column has a plurality of holes, the sliding member is adjusted upward or downward to be further fixed to one of the holes by means of a bolt element, and the second rod fitted on the column is adjusted upward or downward to be further fixed to another of the holes by using another bolt element.
 9. The movable support leg as claimed in claim 3, wherein the column has a plurality of holes, the sliding member is adjusted upward or downward to be further fixed to one of the holes by means of a bolt element, and the second rod fitted on the column is adjusted upward or downward to be further fixed to another of the holes by using another bolt element.
 10. The movable support leg as claimed in claim 4, wherein the column has a plurality of holes, the sliding member is adjusted upward or downward to be further fixed to one of the holes by means of a bolt element, and the second rod fitted on the column is adjusted upward or downward to be further fixed to another of the holes by using another bolt element.
 11. The movable support leg as claimed in claim 5, wherein each of teeth of the positioning strap is formed by selecting from a triangle, a rectangle, and a trapezium shapes.
 12. The movable support leg as claimed in claim 6, wherein each of teeth of the positioning strap is formed by selecting from a triangle, a rectangle, and a trapezium shapes.
 13. The movable support leg as claimed in claim 7, wherein each of teeth of the positioning strap is formed by selecting from a triangle, a rectangle, and a trapezium shapes.
 14. The movable support leg as claimed in claim 8, wherein each hole of the positioning strap is formed by selecting from a circle, a square, and an ellipse shapes.
 16. The movable support leg as claimed in claim 9, wherein each hole of the positioning strap is formed by selecting from a circle, a square, and an ellipse shapes.
 17. The movable support leg as claimed in claim 10, wherein each hole of the positioning strap is formed by selecting from a circle, a square, and an ellipse shapes.
 18. The movable support leg as claimed in claim 1, wherein the holding surface is curved and made by selecting from soft net, cloth, and feather materials.
 19. The movable support leg as claimed in claim 1, wherein the holding surface is flat and made by selecting from soft net, cloth, and feather materials.
 20. The movable support leg as claimed in claim 1, wherein the cross section of the column is formed in a triangle shape, the base is formed in a 8 shape, the column and the base are connected together by using one screw. 